25X6GT
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BrandArcturus
ClassHigh-Vacuum Rectifier-Voltage Doubler
BaseOctal
Filament25V @ 150mA
Construction
Primary TypeRectifier
Rectifier TypeVoltage Doubler
EnvelopeGT
Sections2
Filament / Heater
Heater NotesDesigned for series heater operation
Absolute Maximum Ratings
Plate Voltage250 V
Cathode Current60 mA
Audio Performance
Key Features
- Series heater operation
- Midget GT envelope
Typical Operation
| Mode | Plate V | Gm (µmhos) | Rp (Ω) | µ | Plate mA |
|---|---|---|---|---|---|
| Voltage Doubler | 125V | - | - | - | 60mA |
| Half Wave Rectifier | 125V | - | - | - | 60mA |
| Half Wave Rectifier (with 100 ohm resistor) | 250V | - | - | - | 60mA |
Application Notes
Type 25X6GT was designed primarily for series heater operation in AC-DC receivers. It may be used in conventional voltage doubler and half wave rectifier circuits.
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